DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerBCM (body control module)
Reference Value
NOTE:
The Signal Tech II Tool (J-50190) can be used
to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS
transmitter IDs
Display tire pressure reported by
the TPMS transmitter
...
Door locks/unlocks precaution
Do not push the door handle request switch
with the Intelligent Key held in your hand as
illustrated. The close distance to the door
handle will cause the Intelligent Key system
to have difficulty recognizing that the Intelligent
Key is outside the vehicle.
After locking with the ...
Increasing fuel economy
Keep your engine tuned up.
Follow the recommended scheduled maintenance.
Keep the tires inflated to the correct pressure.
Low tire pressure increases tire wear
and lowers fuel economy.
Keep the wheels in correct alignment. Improper
alignment increases tire wear and
lowers fuel eco ...